tomcat堆栈内存大小设置

Heap Configuration: MinHeapFreeRatio = 40 MaxHeapFreeRatio = 70 MaxHeapSize = 17179869184 (16384.0MB)//堆栈内存大小-Xmx16g NewSize = 8589934592 (8192.0MB) //新生代堆栈初始大小由新生代老年代比例决定 MaxNewSize = 8589934592 (8192.0MB)//新生代堆栈最大大小 OldSize = 8589934592 (8192.0MB)//老年代堆栈大小由新生代与老年代比例决定 NewRatio = 1//-XX:NewRatio=1(新生代与老年代比例) SurvivorRatio = 8//-XX:SurvivorRatio=8(新生代Eden区与Survivor区的比例) MetaspaceSize = 21807104 (20.796875MB) CompressedClassSpaceSize = 1073741824 (1024.0MB) MaxMetaspaceSize = 17592186044415 MB G1HeapRegionSize = 0 (0.0MB) Heap Usage: PS Young Generation Eden Space://新生代Eden区 capacity = 6872367104 (6554.0MB) used = 2612011784 (2491.0085525512695MB) free = 4260355320 (4062.9914474487305MB) 38.007454265353516% used From Space://新生代Survivor区之一 capacity = 858783744 (819.0MB) used = 0 (0.0MB) free = 858783744 (819.0MB) 0.0% used To Space:新生代Survivor区之二 capacity = 858783744 (819.0MB) used = 0 (0.0MB) free = 858783744 (819.0MB) 0.0% used PS Old Generation //老年代 capacity = 8589934592 (8192.0MB) used = 56401696 (53.788848876953125MB) free = 8533532896 (8138.211151123047MB) 0.6566021591424942% used